Email infrastructure, rethought

Send smarter.
Deliver better.

Upload your lists, configure SMTP, compose beautiful emails and watch them land — all from one refined dashboard.

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99.8%
Delivery Rate
< 2s
Queue Latency
∞
SMTP Profiles
1M+
Emails Sent Daily
Platform capabilities
Built for senders who
demand precision
01
SMTP Management
Add unlimited SMTP servers. Set daily limits, rotate between profiles, and monitor per-server sending quotas in real time.
02
File Import
Upload .txt or .csv files with thousands of recipients. Instant parsing, deduplication, and validation — no manual work.
03
Live Tracking
Watch your campaign send in real time. Per-email logs, success and failure rates, and pause/resume control at any moment.
04
Scheduled Delivery
Schedule campaigns for any future date and time. Set it once and let Howaca handle the rest.
05
Invite System
Controlled access via one-time invite codes. Set usage limits and expiry dates for tight onboarding control.
06
Admin Panel
Full platform oversight. Manage users, issue bans, view all invites, and monitor aggregate sending activity.
Workflow
From zero to first send
in four steps
1
Connect SMTP
Add your sending server. Gmail, SendGrid, your own mail server — anything with SMTP credentials.
2
Import List
Upload a .txt file of recipient emails or paste them directly. Duplicates are removed automatically.
3
Compose
Write your subject, sender name, and body. Full HTML support. Preview before you send.
4
Send & Monitor
Launch your campaign and watch the live log. Pause, resume, or stop at any point.
Ready to send
with confidence?

No credit card required. Free tier includes 500 sends per month. Upgrade anytime.

The email platform built for professionals.

Connect your SMTP, import your lists, and send with confidence — all from one dashboard that gets out of your way.

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Overview

Overview

Your sending activity at a glance

0
Total Sent
0
Campaigns
0
SMTP Servers
—
Success Rate
Recent Campaigns
No campaigns yet. Create one →

Campaigns

All your email sends

Sending…
Running
0 / 00%
CampaignRecipientsSentFailedStatusCreated

SMTP Servers

Manage outbound mail servers

NameHostPortEncryptionSent TodayDaily Limit

Delivery Logs

Per-email delivery results

EmailCampaignStatusDetailTime

Settings

Account preferences

Profile
Password

Admin Panel

Platform management

You have admin access. Actions here affect all users on the platform.
—
Total Users
—
Active
—
Banned
—
Invite Codes
All Users
#NameEmailJoinedStatusAction
Invite Codes
CodeMax UsesUsedExpiresStatus